Perhaps you should try some spelling variations:
doanh nhien » doanh chien, doanh nghiep, doanh nhan
nhien nhung » hien nhung, nhieu nhung, nghiep nhung
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
hoc dieu » hoc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
gian cau » gian chau, gian cac, gian cam
gian cua » gian xu
ban cua » ban quan

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - hanh doanh nhien nhung cong tan ((gian cau) OR (((gian cua) OR (ban cua))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc dieu hanh - hanh doanh nhien nhung cong tan ((gian cau) or (((gian cua) OR (ban cua))))~".
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - hanh doanh nhien nhung cong tan ((gian cau) or (((gian cua) OR (ban cua))))*.